菜豆新品种连农特长9号的选育

连农特长9号利用杂交育种,后代经过系统选育而成。它涉及3个亲本:芸丰(623)、美味、连农923。该品种植株蔓生,生长势强;豆荚白绿色、扁宽、软荚、长直,荚长24.4cm,荚形指数1.55,单荚重23.8g,商品性好。春季大棚栽培667m2产量3300kg以上,春季露地栽培667m2产量2200kg以上,秋季露地栽培667m2产量1600kg以上。适合北方地区春秋保护地和露地栽培。2008年6月通过大连市科技局组织的专家鉴定。

A new bean variety——Liannong Long No. 9

Liannong Long No. 9 is developed from the cross of Yunfeng-623,Meiwei and Liannong-923. The plant is vinery and vigorous. It produces long, straight and broad round soft pod with light green color. The length of pod is about 24.4 cm and the weight is about 23.8 g. The pod index is 1.55. The yield per 667 m2 is more than 3 300 kg in greenhouse. The yield per 667 m2 is about 2 200 kg in open field in spring and more than 1 600 kg in open field in autumn. This variety is suitable for protected or open field cultivation in spring and autumn in northern China.